Ambitious New Climate Act Benefits Green Firms, With Manageable Market Transition Risks
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The Inflation Reduction Act of 2022 is considered the most ambitious climate policy action in U.S. history, providing support for clean technologies and incentives to reduce emissions.
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Studying stock market reactions to news events related to the Act shows clear differences between green vs brown firms, indicating the policy's impact across industries.
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Green firms benefited from the Act's announcement while brown firms did not, with statistically and economically significant stock market responses.
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The results contribute to research on pricing climate risks and transition risks in financial markets.
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The market response to the Act, while significant, did not cause financial instability or stress, suggesting ambitious climate policy transition risks may be manageable.